Question 1

Which statement about Cisco Unified Communications Manager and Cisco IM and Presence backups is true?

Accepted Answer

A)  Backups should be scheduled during off-peak hours to avoid system performance issues. 
B)  Backups are saved as .tar files and encrypted using the web administrator account. 
C)  Backups are saved as unencrypted.tar files. 
D)  Backups are not needed for subscriber Cisco Unified Communications Manager and Cisco IM and Presence servers. 
A)  Backups should be scheduled during off-peak hours to avoid system performance issues. 
B)  Backups are saved as .tar files and encrypted using the web administrator account. 
C)  Backups are saved as unencrypted.tar files. 
D)  Backups are not needed for subscriber Cisco Unified Communications Manager and Cisco IM and Presence servers.

Question 2

Refer to the exhibit. You deploy Mobile and Remote Access for Jabber and discover that Jabber for Windows does no register to Cisco Unified Communication Manager while outside of the office. What is a cause of this issue?

Accepted Answer

A)  Server 4.2.2.2 is not a valid DNS server. 
B)  The DNS record should be created for _cisco-uds._tcp.example.com. 
C)  The DNS record should be changed from _collab-edge._tcp.example.com to __collab-edge _tls.example.com. 
D)  The DNS record type should be changed from SRV to A. 
A)  Server 4.2.2.2 is not a valid DNS server. 
B)  The DNS record should be created for _cisco-uds._tcp.example.com. 
C)  The DNS record should be changed from _collab-edge._tcp.example.com to __collab-edge _tls.example.com. 
D)  The DNS record type should be changed from SRV to A.

Question 3

A user dials 9011841234567 to reach Vietnam. Which steps send the call to the PSTN provider as 011841234567?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 4

Which configuration step is necessary for a Cisco SIP phone to synchronize its time with a specific source?

Accepted Answer

A)  Add a Phone NTP Reference to the Date/Time Group. 
B)  Assign the device to the correct region. 
C)  Change the Time Format from 24-hour to 12-hour. 
D)  Change the Time Zone from "America/Los_Angeles" to "Etc/GMT+8". 
A)  Add a Phone NTP Reference to the Date/Time Group. 
B)  Assign the device to the correct region. 
C)  Change the Time Format from 24-hour to 12-hour. 
D)  Change the Time Zone from "America/Los_Angeles" to "Etc/GMT+8".

Question 5

Endpoint A is attempting to call endpoint B. Endpoint A only supports G.711ulaw with a packetization rate of 20 ms, and endpoint B supports packetization rate of 30 ms for G.711ulaw. Which two media resources are allocated to normalize packetization rates through transrating? (Choose two.)

Accepted Answer

A)  software transcoder on Cisco UCM 
B)  hardware transcoder on Cisco IOS Software 
C)  software MTP on Cisco IOS Software 
D)  software MTP on Cisco UCM 
E)  hardware MTP on Cisco IOS Software 
A)  software transcoder on Cisco UCM 
B)  hardware transcoder on Cisco IOS Software 
C)  software MTP on Cisco IOS Software 
D)  software MTP on Cisco UCM 
E)  hardware MTP on Cisco IOS Software

Question 6

Which datastore and protocol is used for saving back-up files within the Disaster Recovery System of Cisco UCM?

Accepted Answer

A)  local disk on the Cisco UCM server 
B)  remote disk on the SFTP server 
C)  remote disk on a CIFS share 
D)  remote disk on an NFS share 
A)  local disk on the Cisco UCM server 
B)  remote disk on the SFTP server 
C)  remote disk on a CIFS share 
D)  remote disk on an NFS share

Question 7

What are two key features of the Expressway series? (Choose two.)

Accepted Answer

A)  IP to PSTN call connectivity 
B)  B2B calls 
C)  VPN connection toward the internal UC resources 
D)  SIP header modification 
E)  device registration over the Internet 
A)  IP to PSTN call connectivity 
B)  B2B calls 
C)  VPN connection toward the internal UC resources 
D)  SIP header modification 
E)  device registration over the Internet

Question 8

An engineer must manually provision a Cisco IP Phone 8845 using SIP. Which two fields must be configured for a successful provision? (Choose two.)

Accepted Answer

A)  location 
B)  media resources group list 
C)  SIP profile 
D)  CSS 
E)  device security profile 
A)  location 
B)  media resources group list 
C)  SIP profile 
D)  CSS 
E)  device security profile

Question 9

What field is configured to change the caller ID information on a SIP route pattern?

Accepted Answer

A)  Route Partition 
B)  Called Party Transformation Mask 
C)  Calling Party Transformation Mask 
D)  Connected Line ID Presentation 
A)  Route Partition 
B)  Called Party Transformation Mask 
C)  Calling Party Transformation Mask 
D)  Connected Line ID Presentation

Question 10

Which wildcard must an engineer configure to match a whole domain in SIP route patterns?

Accepted Answer

A)  . 
B)  ! 
C)  @ 
D)  * 
A)  . 
B)  ! 
C)  @ 
D)  *

Question 11

Calls are being delivered to the end user in the globalized format. Where does an engineer configure the calling number into a localized format?

Accepted Answer

A)  route pattern 
B)  service parameters 
C)  IP phone 
D)  gateway 
A)  route pattern 
B)  service parameters 
C)  IP phone 
D)  gateway

Question 12

Which command must be defined before an administrator changes the linecode value on an ISDN T1 PRI in slot 0/2 on an IOS-XE gateway?

Accepted Answer

A)  voice-port 0/2/0:23 
B)  isdn incoming-voice voice 
C)  card type t1 0 2 
D)  pri-group timeslots 1-24 
A)  voice-port 0/2/0:23 
B)  isdn incoming-voice voice 
C)  card type t1 0 2 
D)  pri-group timeslots 1-24

Question 13

An engineer implements QoS in the enterprise network. Which command can be used to verify the correct classification and marking on a Cisco IOS switch?

Accepted Answer

A)  show class-map interface GigabitEthernet 1/0/1 
B)  show policy-map interface GigabitEthernet 1/0/1 
C)  show policy-map 
D)  show access-lists 
A)  show class-map interface GigabitEthernet 1/0/1 
B)  show policy-map interface GigabitEthernet 1/0/1 
C)  show policy-map 
D)  show access-lists

Question 14

An end user at a remote site is trying to initiate an Ad Hoc conference call to an end user at the main site. The conference bridge is configured to support G.711. Remote user's phone only supports G.729. The remote end user receives an error message on the phone: "Cannot Complete Conference Call." What is the cause of the issue?

Accepted Answer

A)  A software conference bridge is not assigned 
B)  The remote phone does not have the conference feature assigned 
C)  A Media Termination Point is missing 
D)  The transcoder resource is missing 
A)  A software conference bridge is not assigned 
B)  The remote phone does not have the conference feature assigned 
C)  A Media Termination Point is missing 
D)  The transcoder resource is missing

Question 15

An engineer must configure an MGCP gateway and register it to Cisco Unified Communications Manager. Which prerequisite must be met before applying the gateway commands to enable MGCP?

Accepted Answer

A)  The MGCP gateway and the Cisco Unified CM must be able to communicate aver ports 5060 and 5061. 
B)  Cisco Unified CM and the MGCP gateway must utilize the SIP OPTIONS ping feature to monitor status. 
C)  The MGCP gateway must have voice service VoIP configured. 
D)  The MGCP gateway and the Cisco Unified CM must be able to communicate over ports 2427, 2428, and 2727. 
A)  The MGCP gateway and the Cisco Unified CM must be able to communicate aver ports 5060 and 5061. 
B)  Cisco Unified CM and the MGCP gateway must utilize the SIP OPTIONS ping feature to monitor status. 
C)  The MGCP gateway must have voice service VoIP configured. 
D)  The MGCP gateway and the Cisco Unified CM must be able to communicate over ports 2427, 2428, and 2727.

Question 16

On a Cisco Catalyst Switch, which command is required to send CDP packets on a switch port that configures a Cisco IP phone to transmit voice traffic in 802.1Q frames, tagged with the voice VLAN ID 221?

Accepted Answer

A)  Device(config-if)# switchport trunk allowed vlan 221 
B)  Device(config-if)# switchport vlan voice 221 
C)  Device(config-if)# switchport voice vlan 221 
D)  Device(config-if)# switchport access vlan 221 
A)  Device(config-if)# switchport trunk allowed vlan 221 
B)  Device(config-if)# switchport vlan voice 221 
C)  Device(config-if)# switchport voice vlan 221 
D)  Device(config-if)# switchport access vlan 221

Question 17

An engineer configures Cisco Unified Communications Manager to prevent toll fraud. At which two points does the engineer block the pattern in Cisco Unified CM to complete this task? (Choose two.)

Accepted Answer

A)  route pattern 
B)  route group 
C)  translation pattern 
D)  partition 
E)  CSS 
A)  route pattern 
B)  route group 
C)  translation pattern 
D)  partition 
E)  CSS

Question 18

What is set when using CoS to mark an Ethernet frame?

Accepted Answer

A)  IPP bits 
B)  DCSP bits 
C)  IP ECN bits 
D)  802.1p User Priority bits 
A)  IPP bits 
B)  DCSP bits 
C)  IP ECN bits 
D)  802.1p User Priority bits

Question 19

As a voice engineer, which two recommendations do you to make to your company to optimize Cisco Unified Communications Manager configuration to reduce the number of toll fraud incidents? (Choose two.)

Accepted Answer

A)  Classify all route patterns as on-net and prohibit on-net to on-net call transfers in Cisco Unified CM service parameters. 
B)  Classify all route patterns as off-net and prohibit off-net to off-net call transfers in Cisco Unified CM service parameters. 
C)  Classify all route patterns as on-net or off-net and prohibit off-net to off-net call transfers in Cisco Unified CM service parameters. 
D)  Inbound CSS on any gateway typically should have access to internal destinations and PSTN destinations. 
E)  Inbound CSS on any gateway typically should have access to internal destinations only and not PSTN destinations. 
A)  Classify all route patterns as on-net and prohibit on-net to on-net call transfers in Cisco Unified CM service parameters. 
B)  Classify all route patterns as off-net and prohibit off-net to off-net call transfers in Cisco Unified CM service parameters. 
C)  Classify all route patterns as on-net or off-net and prohibit off-net to off-net call transfers in Cisco Unified CM service parameters. 
D)  Inbound CSS on any gateway typically should have access to internal destinations and PSTN destinations. 
E)  Inbound CSS on any gateway typically should have access to internal destinations only and not PSTN destinations.

Question 20

What causes poor voice quality and video pixelization in a video call?

Accepted Answer

A)  The QoS is configured incorrectly. 
B)  A firewall is blocking the RTP ports. 
C)  Cisco Unified Communications Manager is configured to use G.711 instead of G.729. 
D)  1 Gbps network ports are used instead of 100 Mbps network ports. 
A)  The QoS is configured incorrectly. 
B)  A firewall is blocking the RTP ports. 
C)  Cisco Unified Communications Manager is configured to use G.711 instead of G.729. 
D)  1 Gbps network ports are used instead of 100 Mbps network ports.

Exam 42: Developing Applications using Cisco Core Platforms and APIs (DEVCOR)

Which statement about Cisco Unified Communications Manager and Cisco IM and Presence backups is true?

Refer to the exhibit. You deploy Mobile and Remote Access for Jabber and discover that Jabber for Windows does no register to Cisco Unified Communication Manager while outside of the office. What is a cause of this issue?

A user dials 9011841234567 to reach Vietnam. Which steps send the call to the PSTN provider as 011841234567?

Which configuration step is necessary for a Cisco SIP phone to synchronize its time with a specific source?

Endpoint A is attempting to call endpoint B. Endpoint A only supports G.711ulaw with a packetization rate of 20 ms, and endpoint B supports packetization rate of 30 ms for G.711ulaw. Which two media resources are allocated to normalize packetization rates through transrating? (Choose two.)

Which datastore and protocol is used for saving back-up files within the Disaster Recovery System of Cisco UCM?

What are two key features of the Expressway series? (Choose two.)

An engineer must manually provision a Cisco IP Phone 8845 using SIP. Which two fields must be configured for a successful provision? (Choose two.)

What field is configured to change the caller ID information on a SIP route pattern?

Which wildcard must an engineer configure to match a whole domain in SIP route patterns?

Calls are being delivered to the end user in the globalized format. Where does an engineer configure the calling number into a localized format?

Which command must be defined before an administrator changes the linecode value on an ISDN T1 PRI in slot 0/2 on an IOS-XE gateway?

An engineer implements QoS in the enterprise network. Which command can be used to verify the correct classification and marking on a Cisco IOS switch?

An engineer must configure an MGCP gateway and register it to Cisco Unified Communications Manager. Which prerequisite must be met before applying the gateway commands to enable MGCP?

On a Cisco Catalyst Switch, which command is required to send CDP packets on a switch port that configures a Cisco IP phone to transmit voice traffic in 802.1Q frames, tagged with the voice VLAN ID 221?

An engineer configures Cisco Unified Communications Manager to prevent toll fraud. At which two points does the engineer block the pattern in Cisco Unified CM to complete this task? (Choose two.)

What is set when using CoS to mark an Ethernet frame?

As a voice engineer, which two recommendations do you to make to your company to optimize Cisco Unified Communications Manager configuration to reduce the number of toll fraud incidents? (Choose two.)

What causes poor voice quality and video pixelization in a video call?

Supporting Cisco Data Center System Devices (DCTECH)

Cisco Certified Technician Routing & Switching (RSTECH)

Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS)

Cisco Certified Network Associate (CCNA)

Managing Industrial Networks with Cisco Networking Technologies (IMINS)

DevNet Associate (DEVASC)

Conducting Forensic Analysis and Incident Response Using Cisco CyberOps Technologies (CBRFIR)

Implementing Cisco Enterprise Advanced Routing and Services (ENARSI)

Implementing Cisco SD-WAN Solutions (ENSDWI)

Designing Cisco Enterprise Networks (ENSLD)

Designing Cisco Enterprise Wireless Networks (300-425 ENWLSD)

Implementing Cisco Enterprise Wireless Networks (300-430 ENWLSI)

Automating Cisco Enterprise Solutions (ENAUTO)

Implementing Cisco Service Provider Advanced Routing Solutions (SPRI)

Implementing Cisco Service Provider VPN Services (SPVI)

Designing Cisco Data Center Infrastructure (DCID)

Troubleshooting Cisco Data Center Infrastructure (DCIT)

Implementing Cisco Application Centric Infrastructure (DCACI)

Configuring Cisco MDS 9000 Series Switches (DCSAN)

Implementing Cisco Application Centric Infrastructure - Advanced

Automating Cisco Data Center Solutions (DCAUTO)

Securing Networks with Cisco Firepower (300-710 SNCF)

Implementing and Configuring Cisco Identity Services Engine (300-715 SISE)

Securing Email with Cisco Email Security Appliance (300-720 SESA)

Securing the Web with Cisco Web Security Appliance (300-725 SWSA)

Implementing Secure Solutions with Virtual Private Networks (SVPN 300-730)

Automating Cisco Security Solutions (SAUTO)

Implementing Cisco Collaboration Applications (CLICA)

Implementing Cisco Advanced Call Control and Mobility Services (CLASSM)

Implementing Cisco Collaboration Cloud and Edge Solutions

Implementing Cisco Collaboration Conferencing

Automating Cisco Collaboration Solutions (CLAUTO)

Implementing DevOps Solutions and Practices using Cisco Platforms (DEVOPS)

Developing Solutions Using Cisco IoT and Edge Platforms (DEVIOT)

Developing Applications for Cisco Webex and Webex Devices (DEVWBX)

Performing CyberOps Using Core Security Technologies (CBRCOR)

Implementing Cisco Enterprise Network Core Technologies (ENCOR)

Implementing and Operating Cisco Service Provider Network Core Technologies (SPCOR)

Implementing and Operating Cisco Data Center Core Technologies (DCCOR)

Implementing and Operating Cisco Security Core Technologies

Implementing Cisco Collaboration Core Technologies (CLCOR)

CCDE Design Written

Deploying Cisco Unified Contact Center Express

Cisco Meraki Solutions Specialist

Securing Cisco Networks with Sourcefire FireAMP Endpoints

Designing Cisco Unified Contact Center Enterprise (UCCED)

Implementing and Supporting Cisco Unified Contact Center Enterprise (UCCEIS)

Cisco Collaboration SaaS Authorization Exam

Cisco Security Architecture for System Engineers

Adopting The Cisco Business Architecture Approach (DTBAA)

Cisco Customer Success Manager (CSM)

Mastering The Cisco Business Architecture Discipline (DTBAD)

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